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  "path": "/peperusnak/a-little-compact-crypto-tracker-with-esp32-and-oled-display-66a28b",
  "publishedAt": "2026-03-18T13:58:28.000Z",
  "site": "https://www.hackster.io",
  "textContent": "By using the boot button of the esp32 you cycle through the 4 preset cryptos. The esp32 checks the online price and updates the graf.",
  "title": "A little compact crypto tracker with esp32 and oled display"
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